Phonic Books Dandelion Launchers Units 16-20 The Itch (two syllable suffixes -ed and -ing and spelling ) comprises ten books and is aimed at children in Reception to Year 2. The books introduce the spellings 'tch' and 've' and simple two-syllable words..Two books in each stage provide practice while offering different stories. Each stage introduces new letters/sounds while supporting previously taught phonic letters/sounds and high-frequency words.Unit 16a: The ItchUnit 16b: The DitchUnit 17a: The SandpitUnit 17b: The Muffin ShopUnit 18a: StrandedUnit 18b: Stan Is ShockedUnit 19a: Thinking of a GiftUnit 19b: SwimmingUnit 20a: CuddlesUnit 20b: A Muddle in the Middle.Accompanying photocopiable activities for word building, reading, spelling and comprehension can be found in Phonic Books Dandelion Launchers Reading and Writing Activities Units 16-20 The Itch (two syllable suffixes -ed and -ing and spelling ).